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- RCF LF21X451 21-inch, 4000W, 8 Ohm Bass Woofer
RCF LF21X451 21-inch, 4000W, 8 Ohm Bass Woofer
Disponibilità online:
Ordina e ricevi gli articoli entro 4 settimane.
€ 648,00
-7%
€ 604,00
(incl. 22% IVA)
RCF LF21X451 21-inch, 4000W, 8 Ohm Bass Woofer
Codice prodotto: 9000-0106-1524
Termini di garanzia:
Su questo prodotto avrete una garanzia di 2 anni.
Descrizione
The incredibly advanced RCF LF21X451 LF-driver has an extreme linear response and an impressive level of resilience. This 21 inch bass woofer features an 8 Ohm impedance and 4,000 Watt program power handling. For full technical details, see the specifications below.
Specifiche
Caratteristiche
- Sustainable product not specified
- Sensibilità 97 dB
- Peso per cassa 16 kg
- Profondità di installazione 24 cm
- Frequenza massima 1 - 4,9 kHz
- Frequenza minima 25 - 29 Hz
- Impedenza nominale 8 ohm
- Potenza di picco in watt > 3000 watt
- Potenza RMS 1500 - 3000 watt
- Tipo di altoparlante woofer
- Tipo di magnete ceramic
Peso e dimensioni imballaggio incluso
- Peso (imballaggio incluso) 18,5 kg
- Dimensioni (imballaggio incluso) 60,4 x 58,4 x 28,4 cm
Specifiche
- nominal diameter: 21"/533mm
- nominal impedance: 8 Ohms
- program power: 4,000W
- output capacity: 2,000W
- sensitivity: 97.0dB
- frequency range: 28Hz - 1000Hz
- effective piston diameter: 470mm/18.5"
- max. damage excursion: 54mm/2.13"
- minimum impedance: 6.7
- voice-coil diameter: 4.5"/114mm
- voice-coil material: copper
- voice-coil length: 34mm/1.34"
- number of layers: 2
- layer sort: interior, exterior
- upper plate depth: 15mm (0.59")
- cone design: curved
- surround material: polycotton
- surround design: three-double role
- magnet: ceramic
- air ventilation with double power: yes
- spin: double with silicon based damping treatment
Thiele & Small
- resonant frequency (Fs): 28 Hz
- DC impedance (Re): 5.40 Ohms
- mechanical factor: 6.90 Qms
- electrical factor: 0.39 Qes
- total factor: 0.37 Qts
- Bl-factor (Bl): 30.50 T x M
- effective moving mass (Mms): 355.0g
- equivalent Cas air-loaded (Vas): 385.0 litres
- effective piston surface (Sd): 0.170 m2
- max. linear excursion (Xmax): 14mm
- voice-coil induction @ 1kHz (Le1k): 2.90 mH
- efficient at half space (Eff): 2.20%
mounting information
- total diameter: 547mm / 21.54"
- bolt circle diameter: 527mm / 20.75"
- bolt hole diameter: 7mm
- front mount bulkhead recess: 512mm / 20.16"
- rear mount bulkhead recess: 512mm / 20.16"
- driver volume: 6.5 litres / 0.26 ft3
dimensions and weight
- dimensions (diameter x height): 54.7 x 24.5cm
- weight: 15.5 kg
Recensioni
Per questo prodotto non ci sono ancora recensioni.
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